Jo-Di Diamond Gauge W/Book Steamaster Aluminum divider quickly creates a

Aluminum divider quickly creates a living-hinge effect for long workpieces

This wheel is intended for use with the Glendo GRS Power Hone system

controlled dressing action

these drills combine excellent stock removal with a clean cut finish

or hand-operated setups

Jo-Di Diamond Gauge W/Book Steamaster Aluminum divider quickly creates aThe Jo Di Diamond Gauge with Book allows professional jewelers to accurately estimate the estimated weight of a diamond without removing the stone from its mounting. Using measured width and depth values referenced against the included book, this gauge supports calculations for both round and fancy diamond shapes making it an efficient tool for appraisers, bench jewelers, and estate jewelry professionals who need reliable weight estimates without the